Yongsheng Li, age 29...Scientist, Biochemistry

Yongsheng Li, age 29. Died: sometime after 4 p.m. on March 10, when he was last seen as a result of unknown causes. He was found in a pond between the Women's Sports Complex and State Botanical Gardens on South Milledge Avenue Sunday and had been missing 16 days. Li was a doctoral student from China who studied receptor cells in Regents Professor David Puett's biochemistry and molecular biology laboratory.